Oral irrigator



FIG. 1 is a perspective view of the oral irrigator showing our new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left view thereof;

FIG. 5 is a right view thereof;

FIG. 6 is a top view thereof;

FIG. 7 is a bottom view thereof; and,

FIG. 8 is another perspective view thereof with a lid shown for environment, wherein an irrigator tip of the oral irrigator is accommodated in a reservoir of the oral irrigator.

The broken line showing of the lid in FIG. 8 illustrates environment and forms no part of the claimed design. All other broken lines illustrate portions of the oral irrigator that form no part of the claimed design. 

CLAIM The ornamental design for an oral irrigator, as shown and described. 